perfume UK /ˈpɜːfjuːm/US /ˈpɝfjuːm/noun 2verb 1forms 3 noun2 •a mix of oils with a sweet smell, used to make a person, their clothes or a room smell goodShe bought a perfume at the airport. •A pleasant smell; the scent, odor, or odoriferous particles emitted from a sweet-smelling substance; a pleasant odor. verb1 •To apply perfume to; to fill or impregnate with a perfume; to scent. formsperfumed · perfuming · perfumes